"This administration should take the lead in being forthcoming about all of his," Rubio told the "Fox and Friends" program Tuesday.

"I would like to see them be more proactive about it," added the Florida Republican. "Get it all out there. Get it all out there now."

Watch the latest video at video.foxnews.com The AP could not glean much detail about the secret accounts. Most departments refused to give the news service lists of political appointees' email addresses, which the AP requested under the Freedom of Information Act more than three months ago. The Labor Department originally said the service would have to pay more than $1 million for its email addresses.

"If there's nothing to hide, and in fact what they're claiming is that this was incompetence, not that this was deliberate, then get all the information out there quickly and let's dispose of this once and for all,” Rubio said.